DSA Unknown Unknown Unknown Next Smaller Element To The Right

Next Smaller Element To The Right

medium

1. You are given a number n, representing the size of array a.
2. You are given n numbers, representing elements of array a.
3. You are required to "next smaller element on the right" for all elements of array
4. Input and output is handled for you.

"Next smaller element on the right" of an element x is defined as the first element to right of x having value smaller than x.
Note -&gt; If an element does not have any element on it's right side smaller than it, consider -1 as it's "next smaller element on right"
e.g.
for the array [2 5 9 3 1 12 6 8 7]
Next smaller for 2 is 1
Next smaller for 5 is 3
Next smaller for 9 is 3
Next smaller for 3 is 1
Next smaller for 1 is -1
Next smaller for 12 is 6
Next smaller for 6 is -1
Next smaller for 8 is 7
Next smaller for 7 is -1

Input Format

Input is managed for you

Output Format

Output is managed for you

Constraints

0 &lt;= n &lt; 10^5
-10^9 &lt;= a[i] &lt;= 10^9

Notice

Try First, Check Solution later

1. You should first read the question and watch the question video.
2. Think of a solution approach, then try and submit the question on editor tab.
3. We strongly advise you to watch the solution video for prescribed approach.

Example

Input

Output

3
-2
-2
-1
-1

Next Greater Element To The Left

Next Smaller Element To The Left